date:Jan 22, 2014
d rootworms.
Syngenta, the world's largest crop chemicals company, said its Agrisure Duracade trait will be available for planting for the first time this year in limited quantities after U.S. authorities cleared it for sale and cultivation last year.
For farmers it may be a risk worth taking: Infestations of rootworms have developed into a major challenge in top-producing states such as Iowa and Illinois, because farmers have increasingly been planting corn on the same fields year after year